mirror of https://github.com/Hilbis/Hilbish
150 lines
3.7 KiB
Markdown
150 lines
3.7 KiB
Markdown
---
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title: Module hilbish.completion
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description: tab completions
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layout: doc
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menu:
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docs:
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parent: "API"
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---
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## Introduction
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The completions interface deals with tab completions.
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## Functions
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|<a href="#completion.bins">bins(query, ctx, fields) -> entries (table), prefix (string)</a>|Return binaries/executables based on the provided parameters.|
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|<a href="#completion.call">call(name, query, ctx, fields) -> completionGroups (table), prefix (string)</a>|Calls a completer function. This is mainly used to call a command completer, which will have a `name`|
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|<a href="#completion.files">files(query, ctx, fields) -> entries (table), prefix (string)</a>|Returns file matches based on the provided parameters.|
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|<a href="#completion.handler">handler(line, pos)</a>|This function contains the general completion handler for Hilbish. This function handles|
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<hr>
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<div id='completion.bins'>
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<h4 class='heading'>
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hilbish.completion.bins(query, ctx, fields) -> entries (table), prefix (string)
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<a href="#completion.bins" class='heading-link'>
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<i class="fas fa-paperclip"></i>
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</a>
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</h4>
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Return binaries/executables based on the provided parameters.
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This function is meant to be used as a helper in a command completion handler.
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#### Parameters
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`string` **`query`**
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`string` **`ctx`**
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`table` **`fields`**
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#### Example
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```lua
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-- an extremely simple completer for sudo.
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hilbish.complete('command.sudo', function(query, ctx, fields)
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table.remove(fields, 1)
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if #fields[1] then
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-- return commands because sudo runs a command as root..!
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local entries, pfx = hilbish.completion.bins(query, ctx, fields)
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return {
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type = 'grid',
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items = entries
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}, pfx
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end
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-- ... else suggest files or anything else ..
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end)
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```
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</div>
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<hr>
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<div id='completion.call'>
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<h4 class='heading'>
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hilbish.completion.call(name, query, ctx, fields) -> completionGroups (table), prefix (string)
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<a href="#completion.call" class='heading-link'>
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<i class="fas fa-paperclip"></i>
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</a>
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</h4>
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Calls a completer function. This is mainly used to call a command completer, which will have a `name`
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in the form of `command.name`, example: `command.git`.
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You can check the Completions doc or `doc completions` for info on the `completionGroups` return value.
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#### Parameters
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`string` **`name`**
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`string` **`query`**
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`string` **`ctx`**
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`table` **`fields`**
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</div>
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<hr>
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<div id='completion.files'>
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<h4 class='heading'>
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hilbish.completion.files(query, ctx, fields) -> entries (table), prefix (string)
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<a href="#completion.files" class='heading-link'>
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<i class="fas fa-paperclip"></i>
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</a>
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</h4>
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Returns file matches based on the provided parameters.
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This function is meant to be used as a helper in a command completion handler.
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#### Parameters
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`string` **`query`**
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`string` **`ctx`**
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`table` **`fields`**
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</div>
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<hr>
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<div id='completion.handler'>
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<h4 class='heading'>
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hilbish.completion.handler(line, pos)
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<a href="#completion.handler" class='heading-link'>
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<i class="fas fa-paperclip"></i>
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</a>
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</h4>
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This function contains the general completion handler for Hilbish. This function handles
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completion of everything, which includes calling other command handlers, binaries, and files.
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This function can be overriden to supply a custom handler. Note that alias resolution is required to be done in this function.
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#### Parameters
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`string` **`line`**
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The current Hilbish command line
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`number` **`pos`**
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Numerical position of the cursor
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#### Example
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```lua
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-- stripped down version of the default implementation
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function hilbish.completion.handler(line, pos)
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local query = fields[#fields]
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if #fields == 1 then
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-- call bins handler here
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else
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-- call command completer or files completer here
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end
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end
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```
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</div>
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